Bug 2494203 (CVE-2026-13717) - CVE-2026-13717 RHOAI MaaS: llm-d: MaaS/llm-d inference Gateway: default allowedRoutes.namespaces.from: All allows namespace users to hijack shared model-serving traffic (tokens, prompts, outputs)
Summary: CVE-2026-13717 RHOAI MaaS: llm-d: MaaS/llm-d inference Gateway: default allow...
Keywords:
Status: NEW
Alias: CVE-2026-13717
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-29 14:05 UTC by OSIDB Bzimport
Modified: 2026-08-10 18:41 UTC (History)
3 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-06-29 14:05:00 UTC
Current MaaS architecture, documentation and examples still fails to adequately convey the complexities and security risks involved in configuring the Gateway in a model-serving context. 

This affects any model served with MaaS and/or llm-d. Both Red Hat and Customer environments are likely highly vulnerable. A user with standard permissions can intercept, read, log, and alter all MaaS model traffic (including access keys, input prompts, and outputs).
A standard user in a namespace authorized to use the MaaS Gateway (which is any namespace in our default configuration and all the examples) can easily hijack any traffic going through MaaS. Same applied to llm-s.


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